@article{ref1,
title="Human error",
journal="Reliability engineering",
year="1983",
author="Nieuwhof, G.W.E.",
volume="6",
number="3",
pages="191-192",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0143-8174",
doi="10.1016/0143-8174(83)90060-4",
url="http://dx.doi.org/10.1016/0143-8174(83)90060-4"
}